Shuckle @ Mental Herb  
Ability: Sturdy  
Tera Type: Ghost  
EVs: 248 HP / 8 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Stealth Rock  
- Sticky Web  
- Encore  
- Final Gambit  

Necrozma-Dusk-Mane @ Ultranecrozium Z  
Ability: Prism Armor  
Tera Type: Psychic  
EVs: 224 Atk / 32 Def / 252 Spe  
- Swords Dance  
- Photon Geyser  
- Earthquake  
- Stone Edge  

Xerneas @ Power Herb  
Ability: Fairy Aura  
Tera Type: Electric  
EVs: 168 Def / 252 SpA / 88 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunder  
- Substitute  

Marshadow @ Choice Band  
Ability: Technician  
Tera Type: Ghost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Poltergeist  
- Rock Tomb  
- Shadow Sneak  
- Close Combat  

Yveltal @ Life Orb  
Ability: Dark Aura  
Tera Type: Dark  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Dark Pulse  
- Oblivion Wing  
- Taunt  
- Heat Wave  

Groudon @ Red Orb  
Ability: Drought  
Tera Type: Fire  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Eruption  
- Precipice Blades  
- Stone Edge  
- Swords Dance